James Madison Ardoin III

Jones Walker LLP

James Madison “Jimmy” Ardoin, III is a partner in Jones Walker’s Business & Commercial Litigation Practice Group and focuses his practice on white collar criminal and civil litigation. He practices from the firm’s Houston office.

Mr. Ardoin has a national practice representing clients in white collar criminal and civil litigation in both federal and state courts across the country.

His experience includes representing individuals and companies in high stakes cases, including everything from health care fraud, securities fraud, bank fraud, and violations of federal foreign sanctions laws on the criminal side, to breach of contract, breach of fiduciary duty, and fraudulent transfer of assets on the civil side.

In addition to his litigation practice, he also helps companies with their internal investigations as well as responding to governmental investigations that the company might receive.

Mr. Ardoin has been named a Texas Super Lawyer in the area of White Collar Criminal Defense since 2015 and is listed in The Best Lawyers in America® in both White Collar Criminal Defense and Criminal Defense.

He is also fellow of both the American Bar Foundation and the Texas Bar Foundation. In addition, Mr. Ardoin is a frequent contributor to news outlets across the country on complex, white collar defense legal issues and has appeared in The Wall Street Journal, the Houston Chronicle, the Dallas Morning News, Yahoo News, the Houston Business Journal, KPRC, KHOU, and many more.


  • American Bar Foundation
  • Federal Bar Association
  • The Garland R. Walker American Inn of Court
  • Harris County Criminal Defense Lawyers Association
  • National Association of Criminal Defense Lawyers
  • Texas Criminal Defense Lawyers Association


  • South Texas College of Law, J.D., 2004
  • University of Texas at Austin, B.A., 2000


Rate : $$$

What types of cases Attorney James Madison Ardoin III & Jones Walker LLP can handle?
Jones Walker LLP can handle cases related to laws concerning Litigation, Federal Crime, Criminal Defense, White Collar Crime, Securities & Investment Fraud. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Jones Walker LLP located?
Jones Walker LLP is located at 811 S Main St #2900, Houston, TX 77002, USA. You can reach out to Jones Walker LLP using their phone line (713) 574-7963. You can also check their website joneswalker.com.
How much would it cost to hire Jones Walker LLP?
James Madison Ardoin III lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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